About Us

About Us

O'Connor Company was founded in 1970 by Irish and Mary O’Connor under two basic principles, comfort and service. For nearly half a century O'Connor Company has been rising to the challenge and meeting the demand for commercial HVAC equipment. Whether working with building owners, mechanical contractors or consulting engineers, we are here to provide continued expertise coupled with quality parts and equipment.

O'Connor Company covers a wide territory throughout South Dakota as well as northwest Iowa, eastern Wyoming and Montana and Nebraska.

O’Connor Company is part of HVAC Elements which is the marketing arm that includes G & R Controls and Balancing Professionals. The three independent businesses cover different aspects of the commercial HVAC business. Being a part of HVAC Elements allows customers easy and direct access to expertise in building controls, energy management and testing, analyzing and balancing of HVAC systems. There is no obligation to the sister companies, but the expertise is available if needed.

History

1970 • O’Connor Company was founded in Sioux Falls by Irish & Mary O’Connor

1978 • O’Connor Company Rapid City Branch Opens

1983 • Irish & Mary O’Connor retire

1994 • O'Connor Company forms O'Connor Group along with Grider Robinson and Associates & Balancing Professionals